8190478: Improved interface method selection
authorhseigel
Tue, 05 Dec 2017 09:59:36 -0500
changeset 49773 3b0d5f4e1e30
parent 49772 10041d61f50c
child 49774 5950773b665c
8190478: Improved interface method selection Reviewed-by: acorn, ahgross, jwilhelm, rhalade Contributed-by: harold.seigel@oracle.com
src/hotspot/share/oops/cpCache.cpp
--- a/src/hotspot/share/oops/cpCache.cpp	Thu Nov 16 12:03:42 2017 -0500
+++ b/src/hotspot/share/oops/cpCache.cpp	Tue Dec 05 09:59:36 2017 -0500
@@ -248,14 +248,13 @@
       // virtual method in java.lang.Object. This is a corner case in the spec
       // but is presumably legal. javac does not generate this code.
       //
-      // We set bytecode_1() to _invokeinterface, because that is the
-      // bytecode # used by the interpreter to see if it is resolved.
+      // We do not set bytecode_1() to _invokeinterface, because that is the
+      // bytecode # used by the interpreter to see if it is resolved.  In this
+      // case, the method gets reresolved with caller for each interface call
+      // because the actual selected method may not be public.
+      //
       // We set bytecode_2() to _invokevirtual.
       // See also interpreterRuntime.cpp. (8/25/2000)
-      // Only set resolved for the invokeinterface case if method is public.
-      // Otherwise, the method needs to be reresolved with caller for each
-      // interface call.
-      if (method->is_public()) set_bytecode_1(invoke_code);
     } else {
       assert(invoke_code == Bytecodes::_invokevirtual, "");
     }